* xselect.c (x_own_selection, x_handle_selection_clear)

* xselect.c (x_own_selection, x_handle_selection_clear)
(x_clear_frame_selections):
* w32menu.c (list_of_panes, list_of_items):
* w32fns.c (w32_color_map_lookup, Fx_create_frame, Fx_display_list):
* textprop.c (validate_plist, interval_has_all_properties)
(interval_has_some_properties, interval_has_some_properties_list)
(add_properties, text_property_list):
* process.c (Fget_buffer_process, list_processes_1, status_notify):
* minibuf.c (Fassoc_string):
* macselect.c (x_own_selection, x_clear_frame_selections)
(Fx_disown_selection_internal):
* keymap.c (Fcommand_remapping, where_is_internal, describe_map_tree):
Use CONSP rather than !NILP and XC[AD]R rather than Fc[ad]r.